Professional stage audio equipment including: monitor console; power amplifier mixer; portable mixer; power amplifier; dynamic microphone; a condenser microphone; wireless microphone; speaker; monitors; amp; ultra low sound box; equalizer; reverberation; effects; delay; compressor limiter; sound; noise; CD player; audio cassette; VCD; projector; pitch shifter; VOD; headphones and other numerous equipment.
For the evaluation of professional stage audio quality standard has two kinds, the first is the objective standard, namely the instrument testing standards; the second is the subjective evaluation standard. The instrument detection criterion is clear, the subjective standard is vary from person to person, so first objective to detect good performance is good speaker and foundation, of course, subjective evaluation should be to "resolution", "vivid sense of strong", "knot image force", "air", "transparency".